package com.feilong.edgeAI.utils;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.AssetFileDescriptor;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.os.Vibrator;
import android.preference.PreferenceManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;


import com.feilong.edgeAI.R;

import java.io.Closeable;
import java.io.IOException;

public class AlertVoiceManager implements MediaPlayer.OnCompletionListener, MediaPlayer.OnErrorListener, Closeable {

    private static final String TAG = AlertVoiceManager.class.getSimpleName();

    private static final float BEEP_VOLUME = 0.10f;
    private static final long VIBRATE_DURATION = 200L;

    private final Context activity;
    private MediaPlayer mediaPlayer;
    private boolean vibrate;
    private AlertDialog dialog;
    public AlertVoiceManager(Context activity) {
        this.activity = activity;
        this.mediaPlayer = null;
        AlertDialog.Builder builder = new AlertDialog.Builder(activity);
        LayoutInflater inflater = LayoutInflater.from(activity);
        View dialogView = inflater.inflate(R.layout.alert_alarm_dialog, null);
        builder.setView(dialogView);
        dialog = builder.create();
        updatePrefs();
    }

    private void showAlert(){

    }

    private static boolean shouldBeep(SharedPreferences prefs, Context activity) {
        boolean shouldPlayBeep = true;
        if (shouldPlayBeep) {
            // See if sound settings overrides this
            AudioManager audioService = (AudioManager) activity.getSystemService(Context.AUDIO_SERVICE);
            if (audioService.getRingerMode() != AudioManager.RINGER_MODE_NORMAL) {
                shouldPlayBeep = false;
            }
        }
        return shouldPlayBeep;
    }

    private synchronized void updatePrefs() {
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(activity);
        vibrate = true;
        if (mediaPlayer == null) {
            mediaPlayer = buildMediaPlayer(activity);
        }
    }

    public synchronized void playBeepSoundAndVibrate() {
        if (mediaPlayer != null) {
            mediaPlayer.start();
            mediaPlayer.setLooping(true);
        }
        if (vibrate) {
            Vibrator vibrator = (Vibrator) activity.getSystemService(Context.VIBRATOR_SERVICE);
            vibrator.vibrate(VIBRATE_DURATION);
        }
    }

    private MediaPlayer buildMediaPlayer(Context activity) {
        MediaPlayer mediaPlayer = new MediaPlayer();
        mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
        mediaPlayer.setOnCompletionListener(this);
        mediaPlayer.setOnErrorListener(this);
        try {
            AssetFileDescriptor file = activity.getResources().openRawResourceFd(R.raw.burglar_alarm);
            try {
                mediaPlayer.setDataSource(file.getFileDescriptor(), file.getStartOffset(), file.getLength());
            } finally {
                file.close();
            }
//            mediaPlayer.setVolume(BEEP_VOLUME, BEEP_VOLUME);
            mediaPlayer.prepare();
            return mediaPlayer;
        } catch (IOException ioe) {
            Log.w(TAG, ioe);
            mediaPlayer.release();
            return null;
        }
    }

    @Override
    public void onCompletion(MediaPlayer mp) {
        // When the beep has finished playing, rewind to queue up another one.
        mp.seekTo(0);
    }

    @Override
    public synchronized boolean onError(MediaPlayer mp, int what, int extra) {
        if (what == MediaPlayer.MEDIA_ERROR_SERVER_DIED) {
            // we are finished, so put up an appropriate error toast if required
            // and finish
//            activity.finish();
        } else {
            // possibly media player error, so release and recreate
            mp.release();
            mediaPlayer = null;
            updatePrefs();
        }
        return true;
    }

    @Override
    public synchronized void close() {
        try{
            if (mediaPlayer != null) {
                mediaPlayer.stop();
            }
        }catch (Exception e){
            e.printStackTrace();
        }
    }
    public synchronized void release() {
        try{
            if (mediaPlayer != null) {
                mediaPlayer.release();
                mediaPlayer = null;
            }
        }catch (Exception e){
            e.printStackTrace();
        }
    }

}

